About your Search

20130115
20130123
SHOW
STATION
KCSM (PBS) 1
KRCB (PBS) 1
LANGUAGE
Search Results 0 to 1 of about 2 (some duplicates have been removed)
of the science is done during summer. that's when the animals are here. that's when the day is longest. so there's more opportunity to work. >> reporter: the experts are trying to understand the impact of climate change by examining links between ice volume and wildlife. this unmanned apparatus can check the condition of underwaterce. it can precisely measure thickness and record changes in volume. scientists also use krill as a sort of canary in the coalmine. the small crustaceans live below the ice, and they are a key food source for marine animals. but estimates suggest their population is in decline. antarctic division in tasmaa breeds krill in antarctic conditions. researchers officially change the environment to monitor the impact on crustaceans. they are trying to find out if the thinning of the ice could affect krill numbers. bigger animals at the south pole provide even more data. scientists in the university of tasmania have attached small devices on elephant seals to record their movements and the temperature of the sea where they swim. they're aiming to determine how changes in the i
Search Results 0 to 1 of about 2 (some duplicates have been removed)